Florian Fainelli <f.faine...@gmail.com> wrote: > On 64-bits hosts, napi_gro_cb is 48 bytes, which is exactly the size of > skb->cb[], while on 32-bits hosts it is 36 bytes, but if it were to > grow, we would not be catching a size inflation as we should. > --- > net/core/dev.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/net/core/dev.c b/net/core/dev.c > index 4870c3556a5a..20bc82604b75 100644 > --- a/net/core/dev.c > +++ b/net/core/dev.c > @@ -4115,6 +4115,8 @@ static void skb_gro_reset_offset(struct sk_buff *skb) > const struct skb_shared_info *pinfo = skb_shinfo(skb); > const skb_frag_t *frag0 = &pinfo->frags[0]; > > + BUILD_BUG_ON(sizeof(skb->cb) < sizeof(struct napi_gro_cb));
commit c3c7c254b2e8cd99b0adf288c2a1bddacd7ba255 already added a check for this. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html